Annual report pursuant to Section 13 and 15(d)

Funded Status of Defined Benefit Pension Plans (Detail)

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Funded Status of Defined Benefit Pension Plans (Detail) - USD ($)
$ in Thousands
Aug. 31, 2021
Aug. 31, 2020
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets $ 39,696 $ 39,935